character - Boss (segment "Metamorphosis")

character - Jiyong

character - Chief Woo

character - Jung

character - Jin Kyung-hun

character - Ik-june

character - Kim Hyeong-su

character - Self

character - Jang Sung-Cheol

character - Barikan ('Hair clipper')

character - Barikan ('Hair clipper')

character - Hyun Taek-ki

character - Jang Do-Jang

character - Todoroki

character - Ik-june

character - Choong-seop

character - Hae-seo

character - Eumbuki

character - Beom-tae's Father

character - Jang Sung-Cheol

character - Jang Jae Beom

character - Hwang Bong-shik

character - Kim Min-chul (voice)

character - Han Jae-sik

character - Mr. Yang

character - Jung Jong-suk (voice)

character - Bellboy

character - Hwang Dong-min

character - Sang-hoon

character - Jae-ho

character - Student Boarder 1

character - advertising company employee (cameo)

character - Hwan-gyu

character - Yang Jin-soon

character - Jun-ho

character - Drain Pipe Worker 2 (uncredited)

character - Seseam 2